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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/* *********************************************************************
3 * SB1250 Board Support Package
4 *
5 * SMBUS Constants File: sb1250_smbus.h
6 *
7 * This module contains constants and macros useful for
8 * manipulating the SB1250's SMbus devices.
9 *
10 * SB1250 specification level: 10/21/02
11 * BCM1280 specification level: 11/24/03
12 *
13 *********************************************************************
14 *
15 * Copyright 2000,2001,2002,2003
16 * Broadcom Corporation. All rights reserved.
17 *
18 ********************************************************************* */
19
20
21#ifndef _SB1250_SMBUS_H
22#define _SB1250_SMBUS_H
23
24#include <asm/sibyte/sb1250_defs.h>
25
26/*
27 * SMBus Clock Frequency Register (Table 14-2)
28 */
29
30#define S_SMB_FREQ_DIV 0
31#define M_SMB_FREQ_DIV _SB_MAKEMASK(13, S_SMB_FREQ_DIV)
32#define V_SMB_FREQ_DIV(x) _SB_MAKEVALUE(x, S_SMB_FREQ_DIV)
33
34#define K_SMB_FREQ_400KHZ 0x1F
35#define K_SMB_FREQ_100KHZ 0x7D
36#define K_SMB_FREQ_10KHZ 1250
37
38#define S_SMB_CMD 0
39#define M_SMB_CMD _SB_MAKEMASK(8, S_SMB_CMD)
40#define V_SMB_CMD(x) _SB_MAKEVALUE(x, S_SMB_CMD)
41
42/*
43 * SMBus control register (Table 14-4)
44 */
45
46#define M_SMB_ERR_INTR _SB_MAKEMASK1(0)
47#define M_SMB_FINISH_INTR _SB_MAKEMASK1(1)
48
49#define S_SMB_DATA_OUT 4
50#define M_SMB_DATA_OUT _SB_MAKEMASK1(S_SMB_DATA_OUT)
51#define V_SMB_DATA_OUT(x) _SB_MAKEVALUE(x, S_SMB_DATA_OUT)
52
53#define M_SMB_DATA_DIR _SB_MAKEMASK1(5)
54#define M_SMB_DATA_DIR_OUTPUT M_SMB_DATA_DIR
55#define M_SMB_CLK_OUT _SB_MAKEMASK1(6)
56#define M_SMB_DIRECT_ENABLE _SB_MAKEMASK1(7)
57
58/*
59 * SMBus status registers (Table 14-5)
60 */
61
62#define M_SMB_BUSY _SB_MAKEMASK1(0)
63#define M_SMB_ERROR _SB_MAKEMASK1(1)
64#define M_SMB_ERROR_TYPE _SB_MAKEMASK1(2)
65
66#if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480)
67#define S_SMB_SCL_IN 5
68#define M_SMB_SCL_IN _SB_MAKEMASK1(S_SMB_SCL_IN)
69#define V_SMB_SCL_IN(x) _SB_MAKEVALUE(x, S_SMB_SCL_IN)
70#define G_SMB_SCL_IN(x) _SB_GETVALUE(x, S_SMB_SCL_IN, M_SMB_SCL_IN)
71#endif /* 1250 PASS3 || 112x PASS1 || 1480 */
72
73#define S_SMB_REF 6
74#define M_SMB_REF _SB_MAKEMASK1(S_SMB_REF)
75#define V_SMB_REF(x) _SB_MAKEVALUE(x, S_SMB_REF)
76#define G_SMB_REF(x) _SB_GETVALUE(x, S_SMB_REF, M_SMB_REF)
77
78#define S_SMB_DATA_IN 7
79#define M_SMB_DATA_IN _SB_MAKEMASK1(S_SMB_DATA_IN)
80#define V_SMB_DATA_IN(x) _SB_MAKEVALUE(x, S_SMB_DATA_IN)
81#define G_SMB_DATA_IN(x) _SB_GETVALUE(x, S_SMB_DATA_IN, M_SMB_DATA_IN)
82
83/*
84 * SMBus Start/Command registers (Table 14-9)
85 */
86
87#define S_SMB_ADDR 0
88#define M_SMB_ADDR _SB_MAKEMASK(7, S_SMB_ADDR)
89#define V_SMB_ADDR(x) _SB_MAKEVALUE(x, S_SMB_ADDR)
90#define G_SMB_ADDR(x) _SB_GETVALUE(x, S_SMB_ADDR, M_SMB_ADDR)
91
92#define M_SMB_QDATA _SB_MAKEMASK1(7)
93
94#define S_SMB_TT 8
95#define M_SMB_TT _SB_MAKEMASK(3, S_SMB_TT)
96#define V_SMB_TT(x) _SB_MAKEVALUE(x, S_SMB_TT)
97#define G_SMB_TT(x) _SB_GETVALUE(x, S_SMB_TT, M_SMB_TT)
98
99#define K_SMB_TT_WR1BYTE 0
100#define K_SMB_TT_WR2BYTE 1
101#define K_SMB_TT_WR3BYTE 2
102#define K_SMB_TT_CMD_RD1BYTE 3
103#define K_SMB_TT_CMD_RD2BYTE 4
104#define K_SMB_TT_RD1BYTE 5
105#define K_SMB_TT_QUICKCMD 6
106#define K_SMB_TT_EEPROMREAD 7
107
108#define V_SMB_TT_WR1BYTE V_SMB_TT(K_SMB_TT_WR1BYTE)
109#define V_SMB_TT_WR2BYTE V_SMB_TT(K_SMB_TT_WR2BYTE)
110#define V_SMB_TT_WR3BYTE V_SMB_TT(K_SMB_TT_WR3BYTE)
111#define V_SMB_TT_CMD_RD1BYTE V_SMB_TT(K_SMB_TT_CMD_RD1BYTE)
112#define V_SMB_TT_CMD_RD2BYTE V_SMB_TT(K_SMB_TT_CMD_RD2BYTE)
113#define V_SMB_TT_RD1BYTE V_SMB_TT(K_SMB_TT_RD1BYTE)
114#define V_SMB_TT_QUICKCMD V_SMB_TT(K_SMB_TT_QUICKCMD)
115#define V_SMB_TT_EEPROMREAD V_SMB_TT(K_SMB_TT_EEPROMREAD)
116
117#define M_SMB_PEC _SB_MAKEMASK1(15)
118
119/*
120 * SMBus Data Register (Table 14-6) and SMBus Extra Register (Table 14-7)
121 */
122
123#define S_SMB_LB 0
124#define M_SMB_LB _SB_MAKEMASK(8, S_SMB_LB)
125#define V_SMB_LB(x) _SB_MAKEVALUE(x, S_SMB_LB)
126
127#define S_SMB_MB 8
128#define M_SMB_MB _SB_MAKEMASK(8, S_SMB_MB)
129#define V_SMB_MB(x) _SB_MAKEVALUE(x, S_SMB_MB)
130
131
132/*
133 * SMBus Packet Error Check register (Table 14-8)
134 */
135
136#define S_SPEC_PEC 0
137#define M_SPEC_PEC _SB_MAKEMASK(8, S_SPEC_PEC)
138#define V_SPEC_MB(x) _SB_MAKEVALUE(x, S_SPEC_PEC)
139
140
141#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480)
142
143#define S_SMB_CMDH 8
144#define M_SMB_CMDH _SB_MAKEMASK(8, S_SMB_CMDH)
145#define V_SMB_CMDH(x) _SB_MAKEVALUE(x, S_SMB_CMDH)
146
147#define M_SMB_EXTEND _SB_MAKEMASK1(14)
148
149#define S_SMB_DFMT 8
150#define M_SMB_DFMT _SB_MAKEMASK(3, S_SMB_DFMT)
151#define V_SMB_DFMT(x) _SB_MAKEVALUE(x, S_SMB_DFMT)
152#define G_SMB_DFMT(x) _SB_GETVALUE(x, S_SMB_DFMT, M_SMB_DFMT)
153
154#define K_SMB_DFMT_1BYTE 0
155#define K_SMB_DFMT_2BYTE 1
156#define K_SMB_DFMT_3BYTE 2
157#define K_SMB_DFMT_4BYTE 3
158#define K_SMB_DFMT_NODATA 4
159#define K_SMB_DFMT_CMD4BYTE 5
160#define K_SMB_DFMT_CMD5BYTE 6
161#define K_SMB_DFMT_RESERVED 7
162
163#define V_SMB_DFMT_1BYTE V_SMB_DFMT(K_SMB_DFMT_1BYTE)
164#define V_SMB_DFMT_2BYTE V_SMB_DFMT(K_SMB_DFMT_2BYTE)
165#define V_SMB_DFMT_3BYTE V_SMB_DFMT(K_SMB_DFMT_3BYTE)
166#define V_SMB_DFMT_4BYTE V_SMB_DFMT(K_SMB_DFMT_4BYTE)
167#define V_SMB_DFMT_NODATA V_SMB_DFMT(K_SMB_DFMT_NODATA)
168#define V_SMB_DFMT_CMD4BYTE V_SMB_DFMT(K_SMB_DFMT_CMD4BYTE)
169#define V_SMB_DFMT_CMD5BYTE V_SMB_DFMT(K_SMB_DFMT_CMD5BYTE)
170#define V_SMB_DFMT_RESERVED V_SMB_DFMT(K_SMB_DFMT_RESERVED)
171
172#define S_SMB_AFMT 11
173#define M_SMB_AFMT _SB_MAKEMASK(2, S_SMB_AFMT)
174#define V_SMB_AFMT(x) _SB_MAKEVALUE(x, S_SMB_AFMT)
175#define G_SMB_AFMT(x) _SB_GETVALUE(x, S_SMB_AFMT, M_SMB_AFMT)
176
177#define K_SMB_AFMT_NONE 0
178#define K_SMB_AFMT_ADDR 1
179#define K_SMB_AFMT_ADDR_CMD1BYTE 2
180#define K_SMB_AFMT_ADDR_CMD2BYTE 3
181
182#define V_SMB_AFMT_NONE V_SMB_AFMT(K_SMB_AFMT_NONE)
183#define V_SMB_AFMT_ADDR V_SMB_AFMT(K_SMB_AFMT_ADDR)
184#define V_SMB_AFMT_ADDR_CMD1BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD1BYTE)
185#define V_SMB_AFMT_ADDR_CMD2BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD2BYTE)
186
187#define M_SMB_DIR _SB_MAKEMASK1(13)
188
189#endif /* 1250 PASS2 || 112x PASS1 || 1480 */
190
191#endif
1/* *********************************************************************
2 * SB1250 Board Support Package
3 *
4 * SMBUS Constants File: sb1250_smbus.h
5 *
6 * This module contains constants and macros useful for
7 * manipulating the SB1250's SMbus devices.
8 *
9 * SB1250 specification level: 10/21/02
10 * BCM1280 specification level: 11/24/03
11 *
12 *********************************************************************
13 *
14 * Copyright 2000,2001,2002,2003
15 * Broadcom Corporation. All rights reserved.
16 *
17 * This program is free software; you can redistribute it and/or
18 * modify it under the terms of the GNU General Public License as
19 * published by the Free Software Foundation; either version 2 of
20 * the License, or (at your option) any later version.
21 *
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
26 *
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 * MA 02111-1307 USA
31 ********************************************************************* */
32
33
34#ifndef _SB1250_SMBUS_H
35#define _SB1250_SMBUS_H
36
37#include <asm/sibyte/sb1250_defs.h>
38
39/*
40 * SMBus Clock Frequency Register (Table 14-2)
41 */
42
43#define S_SMB_FREQ_DIV 0
44#define M_SMB_FREQ_DIV _SB_MAKEMASK(13, S_SMB_FREQ_DIV)
45#define V_SMB_FREQ_DIV(x) _SB_MAKEVALUE(x, S_SMB_FREQ_DIV)
46
47#define K_SMB_FREQ_400KHZ 0x1F
48#define K_SMB_FREQ_100KHZ 0x7D
49#define K_SMB_FREQ_10KHZ 1250
50
51#define S_SMB_CMD 0
52#define M_SMB_CMD _SB_MAKEMASK(8, S_SMB_CMD)
53#define V_SMB_CMD(x) _SB_MAKEVALUE(x, S_SMB_CMD)
54
55/*
56 * SMBus control register (Table 14-4)
57 */
58
59#define M_SMB_ERR_INTR _SB_MAKEMASK1(0)
60#define M_SMB_FINISH_INTR _SB_MAKEMASK1(1)
61
62#define S_SMB_DATA_OUT 4
63#define M_SMB_DATA_OUT _SB_MAKEMASK1(S_SMB_DATA_OUT)
64#define V_SMB_DATA_OUT(x) _SB_MAKEVALUE(x, S_SMB_DATA_OUT)
65
66#define M_SMB_DATA_DIR _SB_MAKEMASK1(5)
67#define M_SMB_DATA_DIR_OUTPUT M_SMB_DATA_DIR
68#define M_SMB_CLK_OUT _SB_MAKEMASK1(6)
69#define M_SMB_DIRECT_ENABLE _SB_MAKEMASK1(7)
70
71/*
72 * SMBus status registers (Table 14-5)
73 */
74
75#define M_SMB_BUSY _SB_MAKEMASK1(0)
76#define M_SMB_ERROR _SB_MAKEMASK1(1)
77#define M_SMB_ERROR_TYPE _SB_MAKEMASK1(2)
78
79#if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480)
80#define S_SMB_SCL_IN 5
81#define M_SMB_SCL_IN _SB_MAKEMASK1(S_SMB_SCL_IN)
82#define V_SMB_SCL_IN(x) _SB_MAKEVALUE(x, S_SMB_SCL_IN)
83#define G_SMB_SCL_IN(x) _SB_GETVALUE(x, S_SMB_SCL_IN, M_SMB_SCL_IN)
84#endif /* 1250 PASS3 || 112x PASS1 || 1480 */
85
86#define S_SMB_REF 6
87#define M_SMB_REF _SB_MAKEMASK1(S_SMB_REF)
88#define V_SMB_REF(x) _SB_MAKEVALUE(x, S_SMB_REF)
89#define G_SMB_REF(x) _SB_GETVALUE(x, S_SMB_REF, M_SMB_REF)
90
91#define S_SMB_DATA_IN 7
92#define M_SMB_DATA_IN _SB_MAKEMASK1(S_SMB_DATA_IN)
93#define V_SMB_DATA_IN(x) _SB_MAKEVALUE(x, S_SMB_DATA_IN)
94#define G_SMB_DATA_IN(x) _SB_GETVALUE(x, S_SMB_DATA_IN, M_SMB_DATA_IN)
95
96/*
97 * SMBus Start/Command registers (Table 14-9)
98 */
99
100#define S_SMB_ADDR 0
101#define M_SMB_ADDR _SB_MAKEMASK(7, S_SMB_ADDR)
102#define V_SMB_ADDR(x) _SB_MAKEVALUE(x, S_SMB_ADDR)
103#define G_SMB_ADDR(x) _SB_GETVALUE(x, S_SMB_ADDR, M_SMB_ADDR)
104
105#define M_SMB_QDATA _SB_MAKEMASK1(7)
106
107#define S_SMB_TT 8
108#define M_SMB_TT _SB_MAKEMASK(3, S_SMB_TT)
109#define V_SMB_TT(x) _SB_MAKEVALUE(x, S_SMB_TT)
110#define G_SMB_TT(x) _SB_GETVALUE(x, S_SMB_TT, M_SMB_TT)
111
112#define K_SMB_TT_WR1BYTE 0
113#define K_SMB_TT_WR2BYTE 1
114#define K_SMB_TT_WR3BYTE 2
115#define K_SMB_TT_CMD_RD1BYTE 3
116#define K_SMB_TT_CMD_RD2BYTE 4
117#define K_SMB_TT_RD1BYTE 5
118#define K_SMB_TT_QUICKCMD 6
119#define K_SMB_TT_EEPROMREAD 7
120
121#define V_SMB_TT_WR1BYTE V_SMB_TT(K_SMB_TT_WR1BYTE)
122#define V_SMB_TT_WR2BYTE V_SMB_TT(K_SMB_TT_WR2BYTE)
123#define V_SMB_TT_WR3BYTE V_SMB_TT(K_SMB_TT_WR3BYTE)
124#define V_SMB_TT_CMD_RD1BYTE V_SMB_TT(K_SMB_TT_CMD_RD1BYTE)
125#define V_SMB_TT_CMD_RD2BYTE V_SMB_TT(K_SMB_TT_CMD_RD2BYTE)
126#define V_SMB_TT_RD1BYTE V_SMB_TT(K_SMB_TT_RD1BYTE)
127#define V_SMB_TT_QUICKCMD V_SMB_TT(K_SMB_TT_QUICKCMD)
128#define V_SMB_TT_EEPROMREAD V_SMB_TT(K_SMB_TT_EEPROMREAD)
129
130#define M_SMB_PEC _SB_MAKEMASK1(15)
131
132/*
133 * SMBus Data Register (Table 14-6) and SMBus Extra Register (Table 14-7)
134 */
135
136#define S_SMB_LB 0
137#define M_SMB_LB _SB_MAKEMASK(8, S_SMB_LB)
138#define V_SMB_LB(x) _SB_MAKEVALUE(x, S_SMB_LB)
139
140#define S_SMB_MB 8
141#define M_SMB_MB _SB_MAKEMASK(8, S_SMB_MB)
142#define V_SMB_MB(x) _SB_MAKEVALUE(x, S_SMB_MB)
143
144
145/*
146 * SMBus Packet Error Check register (Table 14-8)
147 */
148
149#define S_SPEC_PEC 0
150#define M_SPEC_PEC _SB_MAKEMASK(8, S_SPEC_PEC)
151#define V_SPEC_MB(x) _SB_MAKEVALUE(x, S_SPEC_PEC)
152
153
154#if SIBYTE_HDR_FEATURE(1250, PASS2) || SIBYTE_HDR_FEATURE(112x, PASS1) || SIBYTE_HDR_FEATURE_CHIP(1480)
155
156#define S_SMB_CMDH 8
157#define M_SMB_CMDH _SB_MAKEMASK(8, S_SMB_CMDH)
158#define V_SMB_CMDH(x) _SB_MAKEVALUE(x, S_SMB_CMDH)
159
160#define M_SMB_EXTEND _SB_MAKEMASK1(14)
161
162#define S_SMB_DFMT 8
163#define M_SMB_DFMT _SB_MAKEMASK(3, S_SMB_DFMT)
164#define V_SMB_DFMT(x) _SB_MAKEVALUE(x, S_SMB_DFMT)
165#define G_SMB_DFMT(x) _SB_GETVALUE(x, S_SMB_DFMT, M_SMB_DFMT)
166
167#define K_SMB_DFMT_1BYTE 0
168#define K_SMB_DFMT_2BYTE 1
169#define K_SMB_DFMT_3BYTE 2
170#define K_SMB_DFMT_4BYTE 3
171#define K_SMB_DFMT_NODATA 4
172#define K_SMB_DFMT_CMD4BYTE 5
173#define K_SMB_DFMT_CMD5BYTE 6
174#define K_SMB_DFMT_RESERVED 7
175
176#define V_SMB_DFMT_1BYTE V_SMB_DFMT(K_SMB_DFMT_1BYTE)
177#define V_SMB_DFMT_2BYTE V_SMB_DFMT(K_SMB_DFMT_2BYTE)
178#define V_SMB_DFMT_3BYTE V_SMB_DFMT(K_SMB_DFMT_3BYTE)
179#define V_SMB_DFMT_4BYTE V_SMB_DFMT(K_SMB_DFMT_4BYTE)
180#define V_SMB_DFMT_NODATA V_SMB_DFMT(K_SMB_DFMT_NODATA)
181#define V_SMB_DFMT_CMD4BYTE V_SMB_DFMT(K_SMB_DFMT_CMD4BYTE)
182#define V_SMB_DFMT_CMD5BYTE V_SMB_DFMT(K_SMB_DFMT_CMD5BYTE)
183#define V_SMB_DFMT_RESERVED V_SMB_DFMT(K_SMB_DFMT_RESERVED)
184
185#define S_SMB_AFMT 11
186#define M_SMB_AFMT _SB_MAKEMASK(2, S_SMB_AFMT)
187#define V_SMB_AFMT(x) _SB_MAKEVALUE(x, S_SMB_AFMT)
188#define G_SMB_AFMT(x) _SB_GETVALUE(x, S_SMB_AFMT, M_SMB_AFMT)
189
190#define K_SMB_AFMT_NONE 0
191#define K_SMB_AFMT_ADDR 1
192#define K_SMB_AFMT_ADDR_CMD1BYTE 2
193#define K_SMB_AFMT_ADDR_CMD2BYTE 3
194
195#define V_SMB_AFMT_NONE V_SMB_AFMT(K_SMB_AFMT_NONE)
196#define V_SMB_AFMT_ADDR V_SMB_AFMT(K_SMB_AFMT_ADDR)
197#define V_SMB_AFMT_ADDR_CMD1BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD1BYTE)
198#define V_SMB_AFMT_ADDR_CMD2BYTE V_SMB_AFMT(K_SMB_AFMT_ADDR_CMD2BYTE)
199
200#define M_SMB_DIR _SB_MAKEMASK1(13)
201
202#endif /* 1250 PASS2 || 112x PASS1 || 1480 */
203
204#endif